Colorectal Cancer :: Study reveals aspirin’s colorectal cancer prevention mechanism

Aspirin therapy?s ability to reduce the risk of colorectal cancer, an association seen in a large number of studies, appears to depend on the drug?s inhibition of the COX-2 enzyme, the action that also underlies aspirin?s usefulness for treating pain and inflammation.

Tea :: When is a cup of tea a pharmaceutical?

When is an herbal tea a safe and effective sleep aid, and when is that same tea a risky pharmaceutical choice? Health care professionals face such questions daily, and a University of Arkansas researcher cautions that they may need to acquire advanced clinical skills in order to assure patient safety.

HPV :: HPV raises throat cancers risk

Researchers at the Johns Hopkins Kimmel Cancer Center have conclusive evidence that human papillomavirus (HPV) causes some throat cancers in both men and women. Reporting in the May 10 issue of the New England Journal of Medicine, the researchers found that oral HPV infection is the strongest risk factor for the disease, regardless of tobacco and alcohol use, and having multiple oral sex partners tops the list of sex practices that boost risk for the HPV-linked cancer.